package thread;

//互斥
public class SyncDemo4 {
    public static void main(String[] args) {
        Boo b1 = new Boo();
        Thread t1 = new Thread(){
            public void run(){
                b1.methodA();
            }
        };

        Thread t2 = new Thread(){
            public void run(){
                b1.methodB();
            }
        };

        t1.start();
        t2.start();
    }
}


class Boo{
    public synchronized void methodA(){
        try {
            Thread t = Thread.currentThread();
            System.out.println(t.getName()+"：正在执行A方法");
            Thread.sleep(5000);
            System.out.println(t.getName()+"：方法A执行完毕");
        }catch (InterruptedException e){
            e.printStackTrace();
        }
    }

    public synchronized void methodB(){
        try {
            Thread t = Thread.currentThread();
            System.out.println(t.getName()+"：正在执行B方法");
            Thread.sleep(5000);
            System.out.println(t.getName()+"：方法B执行完毕");
        }catch (InterruptedException e){
            e.printStackTrace();
        }
    }
}